21879044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{1433}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 41918688

約数和(自身を除く): 20039644

約数列:

[1, 2, 4, 11, 22, 44, 347, 694, 1388, 1433, 2866, 3817, 5732, 7634, 15268, 15763, 31526, 63052, 497251, 994502, 1989004, 5469761, 10939522, 21879044]

約数ペア:

[(1, 21879044), (2, 10939522), (4, 5469761), (11, 1989004), (22, 994502), (44, 497251), (347, 63052), (694, 31526), (1388, 15763), (1433, 15268), (2866, 7634), (3817, 5732)]